Digital vibration meter



FIG. 1 is a perspective view of a digital vibration meter according to the new design;

FIG. 2 is a front view of the digital vibration meter shown in FIG. 1, the rear view being identical thereto;

FIG. 3 is a top view of the digital vibration meter shown in FIG. 1;

FIG. 4 is a side elevation view of one side of the digital vibration meter shown in FIG. 1, the other side view being identical thereto;

FIG. 5 is a bottom view of the digital vibration meter shown in FIG. 1;

FIG. 6 is a perspective view of another embodiment of a digital vibration meter according to the new design;

FIG. 7 is a front view of the digital vibration meter shown in FIG. 6, the rear view being identical thereto;

FIG. 8 is a top view of the digital vibration meter shown in FIG. 6;

FIG. 9 is a side elevation view of one side of the digital vibration meter shown in FIG. 6, the other side view being identical thereto; and,

FIG. 10 is a bottom view of the digital vibration meter shown in FIG. 6.

Features shown in broken lines form no part of the claimed design. 

What is claimed is the ornamental design for a digital vibration meter, as shown and described. 